Find the indicated limit, if it exists.
?
?
A. 
?
B. 
C. 
D. 
E. The limit does not exist.
Answer: E
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Solve the problem.A loaf of bread is removed from an oven at 
and cooled in a room whose temperature is 
. If the bread cools to 
in 20 minutes, how much longer will it take the bread to cool to 
A. 4 min B. 24 min C. 5 min D. 17 min
Body surface area (BSA) is often used to calculate dosages for some drugs. BSA is calculated in square meters using a person's weight and height.BSA = 
Calculate the BSA for an adult whose height is 170 cm and weight is 95 kg. Round to the nearest hundredth, if necessary.
A. 2.12 sq m B. 3.12 sq m C. 6.7 sq m D. 21.18 sq m
Simplify the expression.165/4
A. 1024
B. 35
C. 32
D. 
Solve the system by elimination. If the system is inconsistent or dependent, say so.
A. (20, 4) B. (4, 20) C. infinite number of solutions of the equation 5x + y = 40; dependent system D. empty set solution; inconsistent system